Question

Cât face?
$\frac{3}{4} ab + \frac{3}{4} ab$
Dau 100 puncte​

Answer 1

Răspuns:

$\frac{3ab}{4} +\frac{3ab}{4} =(\frac{6ab}{4} )^{2} =\frac{3ab}{2}$

Answer 2

Răspuns:

$\frac{3ab}{2}$

$\frac{3}{4} ab + \frac{3}{4} ab \\ \\ \frac{3ab}{4} + \frac{3ab}{4} \\ \\ \frac{3ab + 3ab} {4} \\ \\ \frac{6ab}{4} \\ \\ simplificam \: cu \: 2 \\ \\ \frac{3ab}{2}$